jumps -- edward norton, really? jumps into the boston harbor after a woman fell in. he pulled her to a nearby life raft. >> being a hero, that's what it's all about. >> that cop is a hero to me. >>> i'm rebecca jarvis with jeff dplor and charlie, gayle, and norah are off today. a white christmas is on tap for much of the country as a storm moves east ward. heavy snow in the nevada made for dangerous driving. some mountains are expecting up to five feet of snow. jeff berardelli is watching it. what's happening now. >> you can see this producing mainly light rain, a couple of weak thunderstorms and on the northern side there's going a little bit of snow, which will make for a white christmas tomorrow morning rngs but the bigger story is definitely whaes happ what's happening in the southeast. christmas day we're going to have to stay very aware of the situation. looks like we're going to see a widespread severe weather outbright in parts of texas, mississippi, alabama, and also jo looks as though it mate see tornadoes